Replacement Piston Crown for Caterpillar ® 3114/3116/3126/C7/C7.1 Applications OEM Cross References: 1646556

1 x?Piston Crown -?1646556

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Fits?Application: Caterpillar 3126, Marine

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OE Replacements:?1646556, 1335043, 133-5043, 164-6556

Application & Fitment

• Engine Make: Caterpillar
• Engine Model / Application: 3114/3116/3126/C7/C7.1

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• OEM Cross Reference: 1646556
• Interstate-McBee Reference: M-1646556

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.